diff --git a/lang/ghc810/Makefile b/lang/ghc810/Makefile
index b911feed8cae..38e2ae6f3a68 100644
--- a/lang/ghc810/Makefile
+++ b/lang/ghc810/Makefile
@@ -1,31 +1,31 @@
-PORTREVISION=		2
+PORTREVISION=		3
 PKGNAMESUFFIX=		810
 
 LIB_DEPENDS=		${GMP_LIB_DEPENDS}
 
-CONFIGURE_ARGS=		${GMP_CONFIGURE_WITH:C/^/--with-/}
+CONFIGURE_ARGS=		${GMP_CONFIGURE_ON}
 
 OPTIONS_DEFINE=		DYNAMIC PROFILE
 
 SLAVE_BUILD_MK=		BUILD_SPHINX_HTML=NO
 
 GHC_VERSION=		8.10.7
 LLVM_VERSION=		10
 BASE_PACKAGES=		Cabal-3.2.1.0 array-0.5.4.0 base-4.14.3.0 binary-0.8.8.0 \
 			bytestring-0.10.12.0 containers-0.6.5.1 deepseq-1.4.4.0 \
 			directory-1.3.6.0 exceptions-0.10.4 filepath-1.4.2.1 \
 			ghc-${GHC_VERSION} ghc-compact-0.1.0.0 \
 			ghc-prim-0.6.1 haskeline-0.8.2 hpc-0.6.1.0 \
 			integer-gmp-1.0.3.0 mtl-2.2.2 parsec-3.1.14.0 pretty-1.1.3.6 \
 			process-1.6.13.2 stm-2.5.0.1 template-haskell-2.16.0.0 \
 			terminfo-0.4.1.4 text-1.2.4.1 time-1.9.3 \
 			transformers-0.5.6.2 unix-2.7.2.2 xhtml-3000.2.2.1
 
 EXTRA_PATCHES=	${MASTERDIR}/files/extra-utils_llvm-targets_gen-data-layout.sh \
 		${MASTERDIR}/files/patch-llvm-targets
 
 MASTERDIR=	${.CURDIR}/../ghc
 PATCHDIR=	${.CURDIR}/files
 PLIST=		${.CURDIR}/pkg-plist
 
 .include	"${MASTERDIR}/Makefile"